18 March
  • Manish
  • 18 Mar 2026

๐—”๐—ถ๐—ฟ ๐—–๐˜‚๐—ฟ๐˜๐—ฎ๐—ถ๐—ป๐˜€ ๐—ถ๐—ป ๐—›๐—ฉ๐—”๐—– ๐—ฆ๐˜†๐˜€๐˜๐—ฒ๐—บ๐˜€

An air curtain is a device installed above a doorway that blows a high-speed stream of air across the opening, creating an invisible barrier between indoor and outdoor environments.


Why Use an Air Curtain?

Air curtains provide multiple benefits:

  • Reduces air infiltration โ€“ Keeps hot or cold air from entering or escaping.

  • Improves energy efficiency โ€“ Helps HVAC systems work less while maintaining comfort.

  • Blocks dust, insects, and pollutants โ€“ Maintains cleaner indoor air.

  • Maintains comfort with open doors โ€“ Ideal for busy entrances where doors stay open frequently.


How It Works

A fan draws air and discharges it downward at high velocity, forming a continuous air stream that separates two spaces without a physical door.


Common Applications

Air curtains are widely used in:

  • Supermarkets and retail stores

  • Hospitals and clinics

  • Commercial building entrances

  • Warehouses and industrial facilities

  • Restaurants and kitchens

  • Cold storage and refrigerated areas


โœ… The takeaway: Air curtains are a simple, cost-effective solution to enhance energy efficiency, indoor comfort, and air quality in buildings.

A.S.M Nepal
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